From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9B5A9C10DCE for ; Tue, 10 Mar 2020 22:48:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 59D8A222D9 for ; Tue, 10 Mar 2020 22:48:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727816AbgCJWsD (ORCPT ); Tue, 10 Mar 2020 18:48:03 -0400 Received: from mail-il1-f198.google.com ([209.85.166.198]:34367 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726293AbgCJWsD (ORCPT ); Tue, 10 Mar 2020 18:48:03 -0400 Received: by mail-il1-f198.google.com with SMTP id l13so51212ils.1 for ; Tue, 10 Mar 2020 15:48:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=q5ZfIbP9gSY9pdPHS/kIAKtPmXSbcAcSEV6rs0Snm+0=; b=cNk9ZUOlL1y7OrQocgJ39ckOK8ZB/hUTKCddF3bXeexr7w4wcpbXWRnUKJUV2xmlGw prsr/A8ezAFj/yYCaZ+J4anSUfeOYMagimvcRPhEEjzHZfXhVaaDyE29GpPhYXG3mAxt WsttPG0tPS/9+wmFaFxmIOee2Qt/66t2w1VLTYVnKF5R6nR8AQ8SAXeQ9Xfob37+ph3s hnhdjtk/5Li59HRoBOAExvIaIVeuHUUIFk3mMprNd5XwywpqwpK6T6F6C341gDCrr/nt WIdltwP53GU/j3dOgdFgoDiC2QbBdfp82293zR66kU1ld0IOfbVCGOYSs77MqfPa+t8R cAVw== X-Gm-Message-State: ANhLgQ3z886mSZKjhdHBejJogK4k9KCkkatrEDzb7NMqGUW/KcgmmPk6 yrDqzh0Dy26C2diFPRM3HbxvsKrk9GBjyYJzsmOz49KeOcxX X-Google-Smtp-Source: ADFU+vsUpjaOtAr4hhw0rq5N3kQz/0hNMAgmfm1xXX732YmORbP3PrSO7VAQ4OKpFhJHkvH5+C6ASJ2eFbWOuCz4cHIHD8swbAza MIME-Version: 1.0 X-Received: by 2002:a6b:7c04:: with SMTP id m4mr298568iok.208.1583880482351; Tue, 10 Mar 2020 15:48:02 -0700 (PDT) Date: Tue, 10 Mar 2020 15:48:02 -0700 In-Reply-To: <0000000000006601b005a08774fd@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000846f6905a087e9b8@google.com> Subject: Re: general protection fault in tcf_action_destroy (2) From: syzbot To: davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, xiyou.wangcong@gmail.com Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this bug to: commit 599be01ee567b61f4471ee8078870847d0a11e8e Author: Cong Wang Date: Mon Feb 3 05:14:35 2020 +0000 net_sched: fix an OOB access in cls_tcindex bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=170df5c3e00000 start commit: 30bb5572 Merge tag 'ktest-v5.6' of git://git.kernel.org/pu.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=148df5c3e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=108df5c3e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=c2e311dba9a02ba9 dashboard link: https://syzkaller.appspot.com/bug?extid=92a80fff3b3af6c4464e userspace arch: i386 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13faf439e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16956ddde00000 Reported-by: syzbot+92a80fff3b3af6c4464e@syzkaller.appspotmail.com Fixes: 599be01ee567 ("net_sched: fix an OOB access in cls_tcindex") For information about bisection process see: https://goo.gl/tpsmEJ#bisection